As of 04:02 CDT

Weather in San Marcos, TX

51°

San Marcos, Sunday, 18 October, 04:02

Overcast. Feels like 49°. High 72°, low 50°.

Pressure30.36 inHg

Wind1 mph SE

Humidity71%

Visibility6.2 mi

Dew point42°

Sun, 18October

72°/50°

Mon, 19October

75°/50°

Tue, 20October

79°/57°

Wed, 21October

80°/56°

Thu, 22October

81°/56°

Fri, 23October

81°/58°

Sat, 24October

84°/61°

	00:00	02:00	04:00	06:00	08:00	10:00	12:00	14:00	16:00	18:00	20:00	22:00

Temperature	72°	56°	53°	50°	50°	62°	69°	72°	72°	70°	62°	59°
Feels like	72°	54°	51°	49°	48°	60°	68°	71°	70°	68°	60°	57°
Pressure, inHg	30.33	30.33	30.33	30.36	30.36	30.39	30.36	30.30	30.24	30.21	30.21	30.24
Wind, mph	2.8	2.8	2.8	2.4	2.7	2.3	1.7	1.2	0.9	0.8	1.4	0.7
Humidity, %	37%	37%	37%	72%	70%	49%	40%	35%	33%	38%	53%	57%
Precipitation	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in
Visibility	—	—	—	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi

	00:00	02:00	04:00	06:00	08:00	10:00	12:00	14:00	16:00	18:00	20:00	22:00

Temperature	56°	55°	53°	51°	52°	64°	71°	74°	75°	73°	64°	61°
Feels like	54°	53°	51°	49°	50°	63°	70°	73°	74°	71°	63°	60°
Pressure, inHg	30.24	30.24	30.24	30.21	30.24	30.27	30.24	30.21	30.15	30.12	30.12	30.15
Wind, mph	1.1	1.2	1.5	0.8	0.9	1.3	2	1.5	1.2	1	1.5	1.3
Humidity, %	60%	64%	67%	71%	74%	51%	39%	35%	34%	39%	54%	63%
Precipitation	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in
Visibility	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi

	00:00	02:00	04:00	06:00	08:00	10:00	12:00	14:00	16:00	18:00	20:00	22:00

Temperature	60°	59°	58°	58°	57°	67°	74°	78°	79°	77°	68°	65°
Feels like	59°	58°	57°	57°	56°	67°	73°	77°	79°	76°	67°	63°
Pressure, inHg	30.15	30.18	30.18	30.18	30.21	30.24	30.21	30.15	30.12	30.12	30.12	30.15
Wind, mph	1.8	1.6	1.6	0.6	1.5	2	2.2	2.2	2.3	1.9	2.7	2.2
Humidity, %	64%	72%	81%	86%	88%	60%	45%	39%	37%	38%	42%	42%
Precipitation	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in
Visibility	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi

	00:00	02:00	04:00	06:00	08:00	10:00	12:00	14:00	16:00	18:00	20:00	22:00

Temperature	63°	60°	58°	57°	56°	68°	76°	79°	80°	74°	69°	66°
Feels like	61°	58°	56°	55°	55°	67°	75°	79°	79°	73°	68°	64°
Pressure, inHg	30.18	30.15	30.15	30.15	30.18	30.21	30.21	30.15	30.12	30.12	30.12	30.15
Wind, mph	1.9	1.8	2	1.9	2.3	2	2.3	2.3	2.3	1.9	1.6	1.5
Humidity, %	44%	51%	56%	61%	63%	47%	34%	29%	26%	36%	44%	49%
Precipitation	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in
Visibility	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi	6.2 mi

	00:00	02:00	04:00	06:00	08:00	10:00	12:00	14:00	16:00	18:00	20:00	22:00

Temperature	63°	60°	58°	56°	63°	69°	75°	78°	76°	75°	73°	71°
Feels like	61°	59°	57°	55°	62°	68°	75°	77°	76°	74°	72°	70°
Pressure, inHg	30.15	30.15	30.15	30.18	30.18	30.18	30.18	30.18	30.18	30.18	30.18	30.18
Wind, mph	1.6	1.5	1.1	2.9	2.9	2.9	2.9	2.9	2.9	2.9	2.9	2.9
Humidity, %	55%	60%	64%	50%	50%	50%	50%	50%	50%	50%	50%	50%
Precipitation	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in
Visibility	6.2 mi	6.2 mi	6.2 mi	—	—	—	—	—	—	—	—	—

	00:00	02:00	04:00	06:00	08:00	10:00	12:00	14:00	16:00	18:00	20:00	22:00

Temperature	78°	65°	62°	58°	64°	69°	75°	77°	76°	74°	72°	70°
Feels like	78°	65°	61°	58°	63°	69°	74°	76°	75°	73°	71°	70°
Pressure, inHg	30.09	30.09	30.09	30.09	30.09	30.09	30.09	30.09	30.09	30.09	30.09	30.09
Wind, mph	3.5	3.5	3.5	3.5	3.5	3.5	3.5	3.5	3.5	3.5	3.5	3.5
Humidity, %	40%	40%	40%	40%	40%	40%	40%	40%	40%	40%	40%	40%
Precipitation	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in
Visibility	—	—	—	—	—	—	—	—	—	—	—	—

	00:00	02:00	04:00	06:00	08:00	10:00	12:00	14:00	16:00	18:00	20:00	22:00

Temperature	81°	69°	65°	62°	67°	73°	79°	80°	78°	76°	75°	73°
Feels like	81°	69°	65°	62°	67°	73°	79°	80°	78°	76°	74°	73°
Pressure, inHg	30.15	30.15	30.15	30.15	30.15	30.15	30.15	30.15	30.15	30.15	30.15	30.15
Wind, mph	6.4	6.4	6.4	6.4	6.4	6.4	6.4	6.4	6.4	6.4	6.4	6.4
Humidity, %	44%	44%	44%	44%	44%	44%	44%	44%	44%	44%	44%	44%
Precipitation	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in	0 in
Visibility	—	—	—	—	—	—	—	—	—	—	—	—

See detailed hourly forecast

Sun and moon today

Day length — 11 h 23 min

Sunrise — 07:35

Sunset — 18:58

Sunrise and sunset in local time

First quarter, 46%

Sunrise — —

Sunset — —

Weather history

Temperature extremes over 66 years

October 18 temperatures in San Marcos, TX over 66 years

high: 90.1° (2025)low: 48.6° (1999)

Weather in Albany, NY

32°Weather in Annapolis, MD

44°Weather in Atlanta, GA

48°Weather in Augusta, ME

29°Weather in Austin, TX

51°Weather in Baton Rouge, LA

52°Weather in Bismarck, ND

50°Weather in Boise, ID

53°Weather in Boston, MA

35°Weather in Carson City, NV

48°Weather in Charleston, WV

38°Weather in Charlotte Amalie, VI

81°Weather in Cheyenne, WY

48°Weather in Columbia, SC

47°Weather in Columbus, OH

37°Weather in Concord, NH

30°Weather in Denver, CO

51°Weather in Des Moines, IA

44°Weather in Dover, DE

39°Weather in Frankfort, KY

37°Weather in Harrisburg, PA

36°Weather in Hartford, CT

34°Weather in Helena, MT

42°Weather in Honolulu, HI

76°Weather in Indianapolis, IN

37°Weather in Jackson, MS

49°Weather in Jefferson City, MO

39°Weather in Juneau, AK

39°Weather in Lansing, MI

40°Weather in Lincoln, NE

46°Weather in Little Rock, AR

47°Weather in Madison, WI

43°Weather in Montgomery, AL

49°Weather in Montpelier, VT

28°Weather in Nashville, TN

44°Weather in Oklahoma City, OK

44°Weather in Olympia, WA

44°Weather in Phoenix, AZ

69°Weather in Pierre, SD

45°Weather in Providence, RI

33°Weather in Raleigh, NC

44°Weather in Richmond, VA

42°Weather in Sacramento, CA

62°Weather in Salem, OR

46°Weather in Salt Lake City, UT

52°Weather in San Juan, PR

77°Weather in Santa Fe, NM

40°Weather in Springfield, IL

41°Weather in St. Paul, MN

49°Weather in Tallahassee, FL

55°Weather in Topeka, KS

41°Weather in Trenton, NJ

39°Weather in Washington, DC

El clima en San Marcos, TX a 7 días El clima en San Marcos, TX a 10 días El clima en San Marcos, TX a 14 días El clima en San Marcos, TX a un mes